The state volleyball association invited 64 teams to compete in a tournament. After each round, half of the
teams were eliminated. Which equation represents the
number of teams, t, that remained in the tournament
after r rounds?
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Mozart lenses inc. recently introduced seelites, a thinner lens for eyelasses. of a sample of 800 eyeglass wearers, 246 said they would purchases their next pair of eyeglasses with the new lenses. lenses inc. estimates that the number of people who purchase eyeglasses in a year is 1,700,000. most eyeglasses wearer buy one new pair of eyeglasses a year. what is the annual sales potential for the new lenses.

Extra points! find the missing dimension! need asap

How many solutions does the nonlinear system of equations graphed below have? a. one b. zero c. four d. two